<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style type="text/css">
  /* .main{
    margin: 0 auto;
    width: 900px;
    height: 900px;
  } */
	.echart{
		width: 100%;
		height: 900px;
		border: 1px solid #ccc;
	}
	</style>
</head>
<body>
  <div class="main">
    <input type="file" id="importInput" multiple="multiple">
    <!-- <button class="import-btn">导入</button> -->
    <button class="import-btn">预览</button>
    <div id="main-world-map" class='echart'></div>
  </div>

<script src='js/jquery.min.js'></script>
<script src="public/echarts/echarts.js"></script>
<script src="public/echarts/echarts-wordcloud.js"></script>
<script src="public/echarts/world.js"></script>
<script src='js/index.js'></script>
</body>
</html>